RENNtech ECU Upgrade X5 E70 (2008-2011- N73N2 35d Steptronic Diesel) porsche-cayenne--9ya---2018-present--cayenne-gts-coupe--my2020---esr2231938 The transmission upgrade also drastically

The transmission upgrade also drastically improves 0-60 times

representing the embodiment of performance and luxury

Up to 538HP and 566LB-FT

The Torque increase is up to +137 LB-FT over stock and up to +75 LB-FT over our ECU Upgrade

RENNtech ECU Upgrade X5 E70 (2008-2011- N73N2 35d Steptronic Diesel) porsche-cayenne--9ya---2018-present--cayenne-gts-coupe--my2020---esr2231938 The transmission upgrade also drasticallyRENNtech ECU Upgrade X5 E70 (2008 2011 N73N2 35d Steptronic Diesel). Up to 346 HP + 480 TQ. Gains: +81 HP & +55 LB FT Our proprietary BMW ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's, though our